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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-p-chloroanilinoquinoxaline-3-carboxylic acid 128499-82-1 C15H10ClN3O2
    2-p-chloroanilinoquinoxaline-3-carboxylic acid
    —— 2-[(4-Chloro-benzoyl)-hydrazono]-cyclopentanecarboxylic acid benzyl ester 143391-60-0 C20H19ClN2O3
    2-[(4-Chloro-benzoyl)-hydrazono]-cyclopentanecarboxylic acid benzyl ester
    —— 2-amino-9-((1R,3R,4R,7S)-7-hydroxy-1-(1-hydroxyethyl)-2,5-dioxabicyclo[2.2.1]heptan-3-yl)-1H-purin-6(9H)-one 1610605-80-5 C12H15N5O5
    2-amino-9-((1R,3R,4R,7S)-7-hydroxy-1-(1-hydroxyethyl)-2,5-dioxabicyclo[2.2.1]heptan-3-yl)-1H-purin-6(9H)-one
    —— 2,5-dimethyl-7-β-D-ribofuranosylimidazo<5,1-f>-1,2,4-triazin-4(3H)-thione 90176-29-7 C12H16N4O4S
    2,5-dimethyl-7-β-D-ribofuranosylimidazo<5,1-f>-1,2,4-triazin-4(3H)-thione
    —— 2,3,4,5-Tetra-O-benzyl-DL-altro-6-octen-2,3,4,5-tetrol 102517-73-7 C36H40O4
    2,3,4,5-Tetra-O-benzyl-DL-altro-6-octen-2,3,4,5-tetrol
    —— 2-{(4S,5R)-5-[2-(Diphenyl-phosphinoyl)-phenyl]-2,2-dimethyl-[1,3]dioxolan-4-yl}-3-oxa-1-aza-spiro[4.4]non-1-ene 917893-78-8 C30H32NO4P
    2-{(4S,5R)-5-[2-(Diphenyl-phosphinoyl)-phenyl]-2,2-dimethyl-[1,3]dioxolan-4-yl}-3-oxa-1-aza-spiro[4.4]non-1-ene
    —— 2,3-bis{[2,3-bis(allyloxy)propoxy]propoxy}-tert-butyl-diphenylsilane 1065592-39-3 C37H54O7Si
    2,3-bis{[2,3-bis(allyloxy)propoxy]propoxy}-tert-butyl-diphenylsilane
    —— 2-bromo-2'-methyl-4,5'-bis(3,5-di-tert-butyl-4-acetoxyphenyl)stilbene 352565-61-8 C47H57BrO4
    2-bromo-2'-methyl-4,5'-bis(3,5-di-tert-butyl-4-acetoxyphenyl)stilbene
    —— (+/-)-23-Hydroxy-12,16-cyclo-1,12-secodaphnane 138336-61-5 C22H37NO
    (+/-)-23-Hydroxy-12,16-cyclo-1,12-secodaphnane
    —— 2-bromo-4-(1-methoxy-1,2,3,6-tetrahydro-pyridin-4-yl)-phenylamine 907205-83-8 C12H15BrN2O
    2-bromo-4-(1-methoxy-1,2,3,6-tetrahydro-pyridin-4-yl)-phenylamine
    —— 2'-Fluoro-3'-(trifluoromethyl)-5'-chloroacetoanilide 143360-07-0 C9H6ClF4NO
    2'-Fluoro-3'-(trifluoromethyl)-5'-chloroacetoanilide
    —— 2-Allylsulfanyl-7-(2-butynyl)-1-methyl-8-(piperazin-1-yl)-1,7-dihydropurin-6-one trifluoroacetate 635718-71-7 C2HF3O2*C17H22N6OS
    2-Allylsulfanyl-7-(2-butynyl)-1-methyl-8-(piperazin-1-yl)-1,7-dihydropurin-6-one trifluoroacetate
    —— 2-(5-methyl-3-phenyl-isoxazol-4-ylmethoxy)-N-(tetrahydro-pyran-4-yl)-isonicotinamide 1159599-64-0 C22H23N3O4
    2-(5-methyl-3-phenyl-isoxazol-4-ylmethoxy)-N-(tetrahydro-pyran-4-yl)-isonicotinamide
    —— 2-fluoro-N-(6-(4-(4-fluorophenyl)-1-(1-(1-methylpiperidine-4-carbonyl)piperidin-4-yl)-1H-imidazol-5-yl)imidazo[1,2-b]pyridazin-2-yl)isonicotinamide 1615721-42-0 C33H33F2N9O2
    2-fluoro-N-(6-(4-(4-fluorophenyl)-1-(1-(1-methylpiperidine-4-carbonyl)piperidin-4-yl)-1H-imidazol-5-yl)imidazo[1,2-b]pyridazin-2-yl)isonicotinamide
    —— 2-[(Z)-4-(tert-Butyl-dimethyl-silanyloxy)-2-iodo-but-2-enyl]-2,5,5-trimethyl-cyclohexane-1,3-dione 221166-28-5 C19H33IO3Si
    2-[(Z)-4-(tert-Butyl-dimethyl-silanyloxy)-2-iodo-but-2-enyl]-2,5,5-trimethyl-cyclohexane-1,3-dione
    —— 2-tert-Butylsulfanyl-pentanedioic acid 1-tert-butyl ester 5-ethyl ester 49827-11-4 C15H28O4S
    2-tert-Butylsulfanyl-pentanedioic acid 1-tert-butyl ester 5-ethyl ester
    —— (2S,6S)-1-Benzyl-2,6-diphenethyl-piperidine 105147-81-7 C28H33N
    (2S,6S)-1-Benzyl-2,6-diphenethyl-piperidine
    —— 2-fluoro-3-phenylbuta-1(E),3-dienyl diphenyl phosphine oxide 1190882-86-0 C22H18FOP
    2-fluoro-3-phenylbuta-1(E),3-dienyl diphenyl phosphine oxide
    —— 2-[6-(4-{1,2-dimethyl-1-[4-(pyridin-2-ylmethoxy)phenyl]propyl}phenyl)[1,2,4]triazolo[4,3-b]pyridazin-3-yl]propan-2-amine 1094044-14-0 C31H34N6O
    2-[6-(4-{1,2-dimethyl-1-[4-(pyridin-2-ylmethoxy)phenyl]propyl}phenyl)[1,2,4]triazolo[4,3-b]pyridazin-3-yl]propan-2-amine
    —— 2-thiophen-2-ylbenzoxazole-4-carboxylic acid 906095-81-6 C12H7NO3S
    2-thiophen-2-ylbenzoxazole-4-carboxylic acid
    —— 2,4-di-tert-butyl-6-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)phenol 918870-87-8 C19H29NO2
    2,4-di-tert-butyl-6-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)phenol
    —— (2-allylmercapto-ethyl)-butyl-malonic acid diethyl ester 854850-28-5 C16H28O4S
    (2-allylmercapto-ethyl)-butyl-malonic acid diethyl ester
    —— 2-(2,4-dibromophenyl)-4-(methylthio)-5-(1,3,4-oxadiazol-2-yl)-5,11-dihydrobenzo[b]pyrido[2,3-e][1,4]thiazepine 6,6-dioxide 1380441-78-0 C21H14Br2N4O3S2
    2-(2,4-dibromophenyl)-4-(methylthio)-5-(1,3,4-oxadiazol-2-yl)-5,11-dihydrobenzo[b]pyrido[2,3-e][1,4]thiazepine 6,6-dioxide
    —— 2-amino-4-(3',4'-dihydro-7'-methoxy-2',2'-dimethyl-2'H-1'-benzopyran-6'-yl)-5-methylthiazole 117844-83-4 C16H20N2O2S
    2-amino-4-(3',4'-dihydro-7'-methoxy-2',2'-dimethyl-2'H-1'-benzopyran-6'-yl)-5-methylthiazole
    —— 2-(5-(3-(4-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)-1,4-diazepan-1-yl)propyl)-5,11-dihydrodibenzo[b,e][1,4]oxazepin-7-yl)propanoic acid methyl ester 943781-69-9 C31H39N5O5
    2-(5-(3-(4-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)-1,4-diazepan-1-yl)propyl)-5,11-dihydrodibenzo[b,e][1,4]oxazepin-7-yl)propanoic acid methyl ester
    —— 2-amino-3-cyano-4-dicyanomethyl-7-methoxy-4H-naphtho<1,8-bc>oxepin 129577-31-7 C18H12N4O2
    2-amino-3-cyano-4-dicyanomethyl-7-methoxy-4H-naphtho<1,8-bc>oxepin
    —— (2S,5R,6R)-6-[2-(2-Benzyl-5-oxo-cyclopent-1-enyloxycarbonyl)-2-phenyl-acetylamino]-3,3-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid; compound with 1-ethyl-piperidine 32155-02-5 C7H15N*C29H28N2O7S
    (2S,5R,6R)-6-[2-(2-Benzyl-5-oxo-cyclopent-1-enyloxycarbonyl)-2-phenyl-acetylamino]-3,3-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid; compound with 1-ethyl-piperidine
    —— 2-Chloro-4,4,5,5,6,6-hexafluoro-3-(3-trifluoromethyl-phenylamino)-cyclohex-2-enone 5707-35-7 C13H5ClF9NO
    2-Chloro-4,4,5,5,6,6-hexafluoro-3-(3-trifluoromethyl-phenylamino)-cyclohex-2-enone
    —— 2-{[<i>N</i>-(4-chloro-phenyl)-glycyl]-amino}-thiazole-5-carboxylic acid ethyl ester 107622-05-9 C14H14ClN3O3S
    2-{[<i>N</i>-(4-chloro-phenyl)-glycyl]-amino}-thiazole-5-carboxylic acid ethyl ester
    —— 2,3,6,9,10,13,16,17,20,23,24,39-dodecamethyl-29,31,33,35-tetrapentyl-27,37:28,36-dimetheno-29H,31H,33H,35H-pyrazino<2'',3'':2',3'><1,4>benzodioxonino<10',9':5,6>pyrazino<2'',3'':2',3'>pyrazino<2'''',3'''':2''',3'''><1,4>dioxonino<6''',5''':9',10'>... 148022-36-0 C76H88N8O8
    2,3,6,9,10,13,16,17,20,23,24,39-dodecamethyl-29,31,33,35-tetrapentyl-27,37:28,36-dimetheno-29H,31H,33H,35H-pyrazino<2'',3'':2',3'><1,4>benzodioxonino<10',9':5,6>pyrazino<2'',3'':2',3'>pyrazino<2'''',3'''':2''',3'''><1,4>dioxonino<6''',5''':9',10'>...
    —— 2'-O,3'-O,N1-tribenzoyl,N2-[(dimethylamino)methylene]guanosine 1259875-12-1 C34H30N6O8
    2'-O,3'-O,N1-tribenzoyl,N2-[(dimethylamino)methylene]guanosine
    —— 2-amino-4-(3-bromo-4,5-dimethoxy-phenyl)-7-dimethylamino-4H-benzo[h]chromene-3-carbonitrile 1375352-89-8 C24H22BrN3O3
    2-amino-4-(3-bromo-4,5-dimethoxy-phenyl)-7-dimethylamino-4H-benzo[h]chromene-3-carbonitrile
    —— (2R,4R)-N-{[3-(cyclopropylmethyl)-8-(trifluoromethyl)[1,2,4]triazolo[4,3-a]pyridin-7-yl]methyl}-2-phenyltetrahydro-2H-pyran-4-amine 1374583-01-3 C23H25F3N4O
    (2R,4R)-N-{[3-(cyclopropylmethyl)-8-(trifluoromethyl)[1,2,4]triazolo[4,3-a]pyridin-7-yl]methyl}-2-phenyltetrahydro-2H-pyran-4-amine
    —— 2-<(5-Bromo-2,4-dinitrophenyl)amino>-2-deoxy-α-D-glucopyranosyl-1-O-D-myo-inositol Octaacetate 75802-24-3 C34H40BrN3O22
    2-<(5-Bromo-2,4-dinitrophenyl)amino>-2-deoxy-α-D-glucopyranosyl-1-O-D-myo-inositol Octaacetate
    —— 2-(3-cyano-4-methoxybenzylsulfanyl)-9-methyl-6-morpholino-9H-purine 1253847-82-3 C19H20N6O2S
    2-(3-cyano-4-methoxybenzylsulfanyl)-9-methyl-6-morpholino-9H-purine
    —— (2S,3S)-2,3-Bis-benzyloxymethyl-piperazine 139951-79-4 C20H26N2O2
    (2S,3S)-2,3-Bis-benzyloxymethyl-piperazine
    —— 2-(6-fluoroimidazo[1,2-a]pyridin-3-yl)-6-morpholino-9-(tetrahydro-2H-pyran-4-yl)-7H-purin-8(9H)-one 1352623-51-8 C21H22FN7O3
    2-(6-fluoroimidazo[1,2-a]pyridin-3-yl)-6-morpholino-9-(tetrahydro-2H-pyran-4-yl)-7H-purin-8(9H)-one
    —— (2R,3S,4R,5R,6S)-2-hydroxymethyl-6-(4-(4-isopropylbenzyl)-3,4-dihydro-2H-benzo[1,4]oxazin-7-yl)tetrahydropyran-3,4,5-triol 1254333-30-6 C24H31NO6
    (2R,3S,4R,5R,6S)-2-hydroxymethyl-6-(4-(4-isopropylbenzyl)-3,4-dihydro-2H-benzo[1,4]oxazin-7-yl)tetrahydropyran-3,4,5-triol
    —— 2-Amino-4-(1-hydroxy-pentyl)-6-(2-diethylamino-ethylamino)-1,3,5-triazin 23216-08-2 C14H28N6O
    2-Amino-4-(1-hydroxy-pentyl)-6-(2-diethylamino-ethylamino)-1,3,5-triazin
    —— 2-Chlor-5-<2-(5-Chlor-2-methoxy-benzamido)-aethyl>-benzoesaeure 66658-41-1 C17H15Cl2NO4
    2-Chlor-5-<2-(5-Chlor-2-methoxy-benzamido)-aethyl>-benzoesaeure
    —— 2-acetyl-4,5,6,7,8,9,10-hexamethylthieno<3,2-a>dibenzothiophene 174839-77-1 C22H22OS2
    2-acetyl-4,5,6,7,8,9,10-hexamethylthieno<3,2-a>dibenzothiophene
    —— 2-(4-Oxo-6-methyl-1,4-dihydropyridin-3-yloxy)-essigsaeure 66313-23-3 C8H9NO4
    2-(4-Oxo-6-methyl-1,4-dihydropyridin-3-yloxy)-essigsaeure
    —— 2,6-diacetylaminophenalenone 76980-83-1 C17H14N2O3
    2,6-diacetylaminophenalenone
    —— 2-acetyl-4,11-dihydroxy-2,3-dihydro-1H-cyclopenta[b]anthracene-5,10-dione 96642-71-6 C19H14O5
    2-acetyl-4,11-dihydroxy-2,3-dihydro-1H-cyclopenta[b]anthracene-5,10-dione
    —— 2-(2-methoxyphenyl)-2-(3-methylfuran-2-yl)benzofuran-3(2H)-one 1429665-31-5 C20H16O4
    2-(2-methoxyphenyl)-2-(3-methylfuran-2-yl)benzofuran-3(2H)-one
    —— 2,11-Diiodo-9-acetoxy-13-oxabicyclo<8.2.1>tridec-5-ene 124832-52-6 C14H20I2O3
    2,11-Diiodo-9-acetoxy-13-oxabicyclo<8.2.1>tridec-5-ene
    —— 2,5-anhydro-4,6-di-O-benzoyl-3-deoxy-N-(2-pyridylmethyl)-D-ribo-hexonamide 98748-22-2 C26H24N2O6
    2,5-anhydro-4,6-di-O-benzoyl-3-deoxy-N-(2-pyridylmethyl)-D-ribo-hexonamide
    —— 2-thiocyanato-benzo[<i>d</i>][1,3]thiazine-4-thione 57389-70-5 C9H4N2S3
    2-thiocyanato-benzo[<i>d</i>][1,3]thiazine-4-thione
    —— 2-chloro-4-(dimethylamino)phenol 111633-67-1 C8H10ClNO
    2-chloro-4-(dimethylamino)phenol
    —— 2-(2-Bromo-phenyl)-4,4,5,5-tetramethyl-[1,3]dioxolane 35849-03-7 C13H17BrO2
    2-(2-Bromo-phenyl)-4,4,5,5-tetramethyl-[1,3]dioxolane